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公开(公告)号：US12142600B2
公开(公告)日：2024-11-12
申请号：US17330622
申请日：2021-05-26
Applicant: Japan Display Inc.
Inventor： Yasuhiro Kanaya , Masanobu Ikeda
IPC: H01L27/12 , H01L25/075
Abstract: According to one embodiment, a display panel includes a substrate, a first insulating layer, a second insulating layer, and pixels including subpixels of colors. Each of the subpixels includes a drive transistor, a conductive layer, a pixel electrode receiving a signal having a controlled current value from the drive transistor via the conductive layer, and a light-emitting element. Each of the pixels has a mounting electrode overlaid on the conductive layer in each of the subpixels. In a first pixel of the pixels, the mounting electrode is in an electrically floating state.
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公开(公告)号：US12041821B2
公开(公告)日：2024-07-16
申请号：US17330607
申请日：2021-05-26
Applicant: Japan Display Inc.
Inventor： Yasuhiro Kanaya , Masanobu Ikeda
IPC: H10K59/131 , H10K59/12 , H10K59/121 , H10K71/00
CPC classification number: H10K59/1213 , H10K59/131 , H10K71/00 , H10K59/1201
Abstract: According to one embodiment, a display panel includes a substrate, a first insulating layer, and a plurality of pixels including sub-pixels of a plurality of colors, respectively. Each of the sub-pixels includes a drive transistor, a pixel electrode supplied with a signal having a current value controlled from the drive transistor, and a light emitting element mounted on the pixel electrode. Each of the pixels includes a mounting electrode located to be spaced apart from the pixel electrode. The mounting electrode is in an electrically floating state in a first pixel of the plurality of pixels.
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公开(公告)号：US11774811B2
公开(公告)日：2023-10-03
申请号：US17074980
申请日：2020-10-20
Applicant: Japan Display Inc.
Inventor： Hidetatsu Nakamura , Yasuhiro Kanaya , Gen Koide , Hiroyuki Abe
IPC: G02F1/1345 , G02F1/1333 , G02F1/1362 , H01L23/60 , H01L27/12 , G02F1/1343
CPC classification number: G02F1/13458 , G02F1/1345 , G02F1/13629 , G02F1/133345 , G02F1/136204 , H01L23/60 , H01L27/1244 , H01L27/1248 , G02F1/13338 , G02F1/134363 , G02F2202/104
Abstract: The purpose of the present invention is to prevent an overhang in a through hole in the display area when through holes in the organic passivation film in the display area and in the terminal area are simultaneously formed. The structure to realize this purpose is as follows: the terminal area having a lead wire, formed from a first metal, and extending to the display area, a first insulating film covering the lead wire, a second metal formed on the first insulating film, and a third metal formed on the surface of the second metal, wherein the first insulating film has a first through hole and a second through hole, the second metal has a first portion that connects with the lead wire via the first through hole, the second metal has a second portion that overlaps the second through hole, the second portion is separated from the first portion.
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公开(公告)号：US11362078B2
公开(公告)日：2022-06-14
申请号：US17244477
申请日：2021-04-29
Applicant: Japan Display Inc.
Inventor： Masanobu Ikeda , Yuji Maede , Yasuhiro Kanaya
Abstract: According to an aspect, a display device includes: a substrate; and a plurality of pixels provided on the substrate. Each of the pixels includes a red light emitting element and a first green light emitting element. When the first green light emitting element and the red light emitting element are turned on simultaneously, an emission intensity of the first green light emitting element is lower than an emission intensity of the red light emitting element, and a half width of a spectrum of light output from the first green light emitting element is greater than a half width of a spectrum of light output from the red light emitting element.
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5.发明授权公开(公告)号：US10288959B2
公开(公告)日：2019-05-14
申请号：US15668747
申请日：2017-08-04
Applicant: Japan Display Inc.
Inventor： Motoharu Miyamoto , Hidetatsu Nakamura , Yasuhiro Kanaya , Yasushi Nakano , Yasuhito Aruga
IPC: G02F1/1333 , G02F1/1337 , G02F1/1343 , G02F1/1345 , G02F1/1362 , G02F1/1368
Abstract: A terminal structure that keeps the resistance of its connecting portion small and secures mechanical reliability is to be achieved. A display device includes a display region and a terminal region. A terminal formed in the terminal region is formed with a terminal metal, a first oxide conductive film covering the end portion of the terminal metal, and a second oxide conductive film covering the first oxide conductive film and the terminal metal. The first oxide conductive film has an opening in the center part of the terminal.
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Patent Agency Ranking
公开(公告)号：US10282029B2
公开(公告)日：2019-05-07
申请号：US15642792
申请日：2017-07-06
Applicant: Japan Display Inc.
Inventor： Hayato Kurasawa , Shoji Hinata , Toshinori Uehara , Hiroshi Mizuhashi , Yuji Suzuki , Yasuhiro Kanaya
Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.
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公开(公告)号：US12278294B2
公开(公告)日：2025-04-15
申请号：US17650718
申请日：2022-02-11
Applicant: Japan Display Inc.
Inventor： Masanobu Ikeda , Yasuhiro Kanaya
IPC: H01L31/0224 , H01L31/02 , H01L31/0216 , H01L33/32
Abstract: A photo detecting device comprising: a substrate; a plurality of photoelectric conversion elements provided to the substrate and configured to output a detection signal corresponding to light with which the photoelectric conversion elements are irradiated; at least one or more light emitting elements provided to the substrate; and a control circuit configured to set a wavelength of light output from the light emitting element by controlling an electric current flowing through the light emitting element.
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公开(公告)号：US12272723B2
公开(公告)日：2025-04-08
申请号：US18130717
申请日：2023-04-04
Applicant: Japan Display Inc.
Inventor： Masanobu Ikeda , Yasuhiro Kanaya
Abstract: A display apparatus is provided and includes substrate; pixels disposed on substrate; inorganic light emitting elements that are provided in pixels, respectively; electrode that is translucent and provided on one surface side of substrate and that is coupled to one of inorganic light emitting elements; transparent resin layer that is provided on one surface side of substrate and that covers electrode; light-shielding conductive layer that is provided on one surface side of substrate and that is in contact with transparent resin layer; and cover member that is translucent and provided on one surface side of substrate and that covers transparent resin layer, wherein substrate includes display region in which pixels are located, and peripheral region located outside display region, and light-shielding conductive layer is located in peripheral region.
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公开(公告)号：US12142714B2
公开(公告)日：2024-11-12
申请号：US17304665
申请日：2021-06-24
Applicant: Japan Display Inc.
Inventor： Yasuhiro Kanaya
IPC: H01L33/60 , H01L25/075
Abstract: According to one embodiment, a display device includes a substrate, a base layer, a plurality of light emitting elements, a resin layer, and a light reflecting layer. The resin layer is provided on the base layer, is filled in a gap between the light emitting elements, and has a flat surface. The light reflecting layer is provided above the flat surface, and includes a mirror surface and a plurality of openings.
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公开(公告)号：US11721276B2
公开(公告)日：2023-08-08
申请号：US17471202
申请日：2021-09-10
Applicant: Japan Display Inc.
Inventor： Masanobu Ikeda , Yoshinori Aoki , Akihiro Ogawa , Yasuhiro Kanaya
CPC classification number: G09G3/32 , H01L23/34 , H01L27/156 , G09G2300/0426 , G09G2300/0452 , G09G2300/0819 , G09G2320/041
Abstract: A display device includes a substrate, a plurality of pixels provided on the substrate, a light emitting element provided to each of the plurality of pixels, a first electrode provided to the substrate and electrically coupled to the light emitting element, a pixel circuit provided to the substrate and configured to drive the light emitting element, and a heat generation resistor provided to the pixel circuit.
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